Osaka, Japan

Yoshio Izui

This inventor holds 2 USPTO granted patents. Top assignee: Kubota Corporation. Active years: 1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshio Izui. Retrieved from https://idiyas.com/inventor/yoshio-izui-4u5guahf

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 2

Forward Citations = 12(Granted Patents)


Location History:

  • Osaka, JP (1987)
  • Sakaishi, JP (1987)

Company Filing History:


Years Active: 1987

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2 patents (USPTO):Explore Patents

Title: Innovations of Yoshio Izui

Introduction

Yoshio Izui is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of engineering, particularly in the design of overhead valve engines. With a total of 2 patents, his work reflects a commitment to innovation and efficiency in engine technology.

Latest Patents

One of Yoshio Izui's latest patents is the "Valve moving system of an overhead valve engine." This invention minimizes the overall height of the cylinder head and head cover by inclining valve stems and footing bolts of rocker arm supports. It also involves disposing part of the upper wall of the cylinder head lower than the bosses for supporting valve stems, allowing the engine to be compatible with machines that utilize side valve engines for general use.

Another significant patent is the "Cooling means for the squish part of an air cooling overhead valve engine." This invention features a fan positioned in front of the engine to generate cooling wind. A fan case covers the front side of the fan and engine, while a wind tunnel is formed through the cylinder head near the squish area. This design ensures that cooling wind generated by the fan passes above the squish area, enhancing the engine's cooling efficiency.

Career Highlights

Yoshio Izui is currently associated with Kubota Corporation, a leading company in the manufacturing of agricultural and industrial machinery. His work at Kubota has allowed him to apply his innovative ideas in practical applications, contributing to the company's reputation for quality and performance.

Collaborations

Throughout his career, Yoshio has collaborated with talented individuals such as Takeshi Kaai and Tatsutoshi Umeda. These collaborations have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Yoshio Izui's contributions to engine technology through his patents demonstrate his innovative spirit and dedication to improving mechanical design. His work continues to influence the industry and inspire future advancements in engineering.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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